[ Grammar ]
Museums of natural history are ordinarily – – – – – by special interest groups created for that purpose.
(A) owned and operated
(B) they own and operate
(C) owning and operating
(D) the owner operates

Random Topics:
Future TensesAdverb of MannerPast Progressive TenseGrammar: Have toGrammar Past and Future TenseMust Vs Have toGrammar - help/have/let/makeReported Speech and SubjunctiveIndependent and Dependent ClausesVerb Forms and PrepositionsOther quiz:
Many vs. Much › ViewI haven’t heard _____ news about him for a long time.
A. Any
B. Some
C. A few
D. Many
Tenses › View
Lan ……. when her father ……
A. was sleeping/ was calling
B. slept/ was calling
C. was sleeping/ called
D. had slept/ called
Prepositions › ViewFour-fifths of the world’s computers use programs ________ English.
A. at
B. in
C. on
D. about
Grammar › View
A: The weather is beautiful. Would you like to ….
B: I’d love to.
A. study hard
B. go for a walk
C. stay in
D. play computer games
